nxt.http

Class GetStackTraces

java.lang.Object

nxt.http.APIServlet.APIRequestHandler

nxt.http.GetStackTraces

public class GetStackTraces
extends APIServlet.APIRequestHandler

The GetStackTraces API will return the current stack trace for each Nxt thread.

Request parameters:

• depth - Stack trace depth (minimum 1, defaults to full trace)

Response parameters:

• locks - An array of lock objects for locks with waiters
• threads - An array of thread objects

Lock object:

• name - Lock class name
• hash - Lock identity hash code
• thread - Identifier of thread holding the lock

Monitor object:

• name - Monitor class name
• hash - Monitor identity hash
• depth - Stack depth where monitor locked
• trace - Stack element where monitor locked

Thread object:

• blocked - Lock object if thread is waiting on a lock
• id - Thread identifier
• locks - Array of monitor objects for locks held by this thread
• name - Thread name
• state - Thread state
• trace - Array of stack trace elements

Method Summary

Modifier and Type	Method and Description
protected boolean	allowRequiredBlockParameters()
protected boolean	isChainSpecific()
protected org.json.simple.JSONStreamAware	processRequest(javax.servlet.http.HttpServletRequest req) Process the GetStackTraces API request
protected boolean	requireBlockchain()
protected boolean	requirePassword() Require the administrator password

Methods inherited from class nxt.http.APIServlet.APIRequestHandler

canHaveRecipient, getAPITags, getCreateTransactionTypes, getFileParameters, getParameters, getSensitiveParameters, isIgnisOnly, isTextArea, processRequest, requireFullClient, requirePost, startDbTransaction

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

processRequest

protected org.json.simple.JSONStreamAware processRequest(javax.servlet.http.HttpServletRequest req)

Process the GetStackTraces API request

Specified by:

processRequest in class APIServlet.APIRequestHandler

Parameters:

req - API request

Returns:

API response

requirePassword

protected boolean requirePassword()

Require the administrator password

Overrides:

requirePassword in class APIServlet.APIRequestHandler

Returns:

TRUE if the admin password is required

allowRequiredBlockParameters

protected boolean allowRequiredBlockParameters()

Overrides:

allowRequiredBlockParameters in class APIServlet.APIRequestHandler

requireBlockchain

protected boolean requireBlockchain()

Overrides:

requireBlockchain in class APIServlet.APIRequestHandler

isChainSpecific

protected boolean isChainSpecific()

Overrides:

isChainSpecific in class APIServlet.APIRequestHandler